*{
    margin: 0;
    padding: 0;
    line-height: 22px;
    font-family: "Arial", "微软雅黑",serif;
}
#chat {
    margin: 3px auto 0 auto;
    width:436px;
    border: 1px #999999 solid;
}
.chatBody{
    width: 100%;
    height: 220px;
    overflow:auto;
}
.chatText{
    border: none;
    width: 100%;
    height: 50px;
}
.btn{
    text-align: right;
}
.btn span{
    display: inline-block;
    padding: 0 10px;
    height: 25px;
    overflow: hidden; color: #ffffff;
    border-radius: 5px;
    background-color: #069dd5;
    font-size: 12px;
    margin-right: 3px;
    cursor:pointer;
}
.chatBody div:first-of-type{
    float: left;
    width: 38px;
}
.chatBody p{
    float: left;
    font-size: 12px;
    width:370px;
    color: #0000ff;
}
.chatBody div:last-of-type{
    float: left;
    width: 370px
; font-size: 12px;
}
.chatBody section {
    clear: both;
}
.chatContent{
    background:#efefef;
    border-radius: 5px;
    padding: 3px;
}